---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-14309 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5600.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 61G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 700 10932 3 4356 14946 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:7c:3a:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.228/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78798sec preferred_lft 78798sec inet6 fe80::f816:3eff:fe7c:3ada/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:d4:0a:79:28:80 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-14309) 02/18/26 _x86_64_ (4 CPU) 12:34:58 LINUX RESTART (4 CPU) 12:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:26 54.33 1.31 50.71 2.31 58.12 27358.82 13416.53 13:00:21 77.54 22.80 51.52 3.22 326.83 5404.24 3968.96 13:10:12 16.71 0.59 15.33 0.79 21.59 420.30 888.55 13:20:05 6.25 0.09 5.82 0.34 3.40 233.82 780.44 13:30:26 21.93 0.05 20.90 0.98 1.62 906.34 911.83 13:40:26 7.00 0.03 6.70 0.27 1.59 200.79 395.67 13:50:01 5.05 0.01 4.87 0.17 0.25 141.03 599.02 14:00:26 20.54 0.10 4.98 15.47 1.83 144.43 203823.16 14:10:26 5.59 0.01 5.40 0.18 0.59 159.11 218.11 14:20:01 5.20 0.00 5.03 0.16 0.14 155.72 182.91 14:30:26 9.29 0.01 8.88 0.40 0.59 540.50 573.53 14:40:17 5.85 0.02 5.67 0.16 0.61 175.72 81.06 Average: 19.80 2.07 15.64 2.09 34.66 3077.87 19527.16 12:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:26 4186320 14371852 1556860 9.51 230120 9757052 2142236 12.30 1835000 9606872 704 13:00:21 4900036 8082672 7852060 47.96 256484 2913384 9238844 53.03 2036688 8851956 1124 13:10:12 7464376 10678900 5256680 32.11 259148 2942612 6008952 34.49 2067176 6278720 5288 13:20:05 12058060 15316156 624264 3.81 261400 2983968 1315996 7.55 2074320 1691132 24744 13:30:26 9525352 12918816 3020704 18.45 266644 3114084 3755268 21.56 2112324 4192452 84 13:40:26 8027244 11447304 4491212 27.43 267408 3139936 5214596 29.93 2114400 5686968 148 13:50:01 8035844 11473064 4465312 27.27 267972 3156536 5189824 29.79 2115580 5672588 420 14:00:26 6429852 9892800 6044756 36.92 270620 3179596 6784824 38.94 2124364 7267788 260 14:10:26 6307392 9791424 6146048 37.54 271448 3199880 6829748 39.20 2127752 7386068 252 14:20:01 7796328 11302236 4636080 28.32 272288 3220916 5361560 30.78 2130196 5898148 264 14:30:26 7554436 11183596 4754664 29.04 276112 3336768 5320744 30.54 2144636 6124424 76 14:40:17 6898068 10552916 5384940 32.89 276772 3361760 5935856 34.07 2155296 6757416 52 Average: 7431942 11417645 4519465 27.60 264701 3692208 5258204 30.18 2086478 6284544 2785 12:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:26 lo 1.05 1.05 1.47 1.47 0.00 0.00 0.00 0.00 12:50:26 ens3 55.41 44.05 974.10 4.83 0.00 0.00 0.00 0.00 12:50:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:21 lo 27.91 27.91 19.82 19.82 0.00 0.00 0.00 0.00 13:00:21 ens3 2.15 2.22 0.64 0.57 0.00 0.00 0.00 0.00 13:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:12 lo 43.52 43.52 17.62 17.62 0.00 0.00 0.00 0.00 13:10:12 ens3 1.91 1.40 0.53 0.40 0.00 0.00 0.00 0.00 13:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:05 lo 17.74 17.74 8.75 8.75 0.00 0.00 0.00 0.00 13:20:05 ens3 0.81 0.42 0.21 0.14 0.00 0.00 0.00 0.00 13:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:26 lo 12.84 12.84 7.41 7.41 0.00 0.00 0.00 0.00 13:30:26 ens3 1.04 0.87 0.25 0.21 0.00 0.00 0.00 0.00 13:30:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:26 lo 14.15 14.15 6.71 6.71 0.00 0.00 0.00 0.00 13:40:26 ens3 0.75 0.52 0.17 0.13 0.00 0.00 0.00 0.00 13:40:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 23.16 23.16 9.06 9.06 0.00 0.00 0.00 0.00 13:50:01 ens3 0.64 0.49 0.13 0.10 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:26 lo 18.45 18.45 8.19 8.19 0.00 0.00 0.00 0.00 14:00:26 ens3 0.63 0.39 0.15 0.11 0.00 0.00 0.00 0.00 14:00:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:26 lo 19.43 19.43 10.67 10.67 0.00 0.00 0.00 0.00 14:10:26 ens3 1.04 1.08 0.19 1.49 0.00 0.00 0.00 0.00 14:10:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 11.70 11.70 6.17 6.17 0.00 0.00 0.00 0.00 14:20:01 ens3 0.55 0.39 0.11 0.25 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:26 lo 22.51 22.51 10.61 10.61 0.00 0.00 0.00 0.00 14:30:26 ens3 1.40 0.95 0.48 0.36 0.00 0.00 0.00 0.00 14:30:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:17 lo 20.61 20.61 8.04 8.04 0.00 0.00 0.00 0.00 14:40:17 ens3 0.83 0.42 0.22 0.15 0.00 0.00 0.00 0.00 14:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.32 19.32 9.51 9.51 0.00 0.00 0.00 0.00 Average: ens3 5.78 4.58 84.75 0.74 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-14309) 02/18/26 _x86_64_ (4 CPU) 12:34:58 LINUX RESTART (4 CPU) 12:40:00 CPU %user %nice %system %iowait %steal %idle 12:50:26 all 21.89 0.00 1.26 22.30 0.09 54.46 12:50:26 0 22.20 0.00 1.40 17.03 0.09 59.28 12:50:26 1 25.24 0.00 1.27 16.05 0.10 57.34 12:50:26 2 19.64 0.00 1.11 31.70 0.09 47.45 12:50:26 3 20.46 0.00 1.28 24.41 0.09 53.75 13:00:21 all 65.13 0.00 2.46 0.36 0.16 31.90 13:00:21 0 65.18 0.00 2.31 0.58 0.16 31.78 13:00:21 1 63.70 0.00 2.62 0.40 0.16 33.12 13:00:21 2 65.51 0.00 2.53 0.23 0.16 31.57 13:00:21 3 66.11 0.00 2.38 0.22 0.16 31.13 13:10:12 all 36.07 0.00 1.41 0.17 0.13 62.22 13:10:12 0 36.10 0.00 1.43 0.14 0.12 62.20 13:10:12 1 35.92 0.00 1.35 0.08 0.13 62.52 13:10:12 2 35.48 0.00 1.51 0.04 0.13 62.83 13:10:12 3 36.78 0.00 1.34 0.43 0.13 61.33 13:20:05 all 15.58 0.00 0.65 0.04 0.09 83.64 13:20:05 0 15.94 0.00 0.84 0.05 0.08 83.08 13:20:05 1 16.14 0.00 0.63 0.03 0.09 83.11 13:20:05 2 14.95 0.00 0.54 0.03 0.08 84.40 13:20:05 3 15.29 0.00 0.60 0.04 0.09 83.99 13:30:26 all 31.27 0.00 0.99 0.09 0.09 67.56 13:30:26 0 31.16 0.00 0.97 0.08 0.09 67.70 13:30:26 1 31.58 0.00 1.04 0.07 0.09 67.21 13:30:26 2 30.76 0.00 1.07 0.13 0.09 67.96 13:30:26 3 31.58 0.00 0.89 0.07 0.09 67.37 13:40:26 all 13.24 0.00 0.47 0.03 0.08 86.19 13:40:26 0 13.02 0.00 0.46 0.01 0.08 86.43 13:40:26 1 13.21 0.00 0.42 0.04 0.08 86.24 13:40:26 2 13.04 0.00 0.42 0.04 0.08 86.42 13:40:26 3 13.67 0.00 0.57 0.02 0.09 85.66 13:50:01 all 8.31 0.00 0.33 0.02 0.08 91.26 13:50:01 0 7.79 0.00 0.33 0.03 0.08 91.78 13:50:01 1 8.83 0.00 0.38 0.01 0.08 90.70 13:50:01 2 8.51 0.00 0.39 0.01 0.08 91.01 13:50:01 3 8.12 0.00 0.23 0.04 0.07 91.55 14:00:26 all 9.11 0.00 0.40 0.06 0.08 90.35 14:00:26 0 8.23 0.00 0.43 0.10 0.08 91.17 14:00:26 1 9.64 0.00 0.39 0.02 0.08 89.87 14:00:26 2 9.18 0.00 0.40 0.11 0.09 90.23 14:00:26 3 9.39 0.00 0.37 0.02 0.08 90.14 14:10:26 all 9.92 0.00 0.49 0.02 0.08 89.48 14:10:26 0 9.64 0.00 0.48 0.01 0.08 89.79 14:10:26 1 9.90 0.00 0.49 0.04 0.09 89.47 14:10:26 2 9.70 0.00 0.58 0.02 0.08 89.62 14:10:26 3 10.44 0.00 0.42 0.02 0.08 89.05 14:20:01 all 7.41 0.00 0.42 0.02 0.08 92.07 14:20:01 0 6.96 0.00 0.41 0.02 0.08 92.54 14:20:01 1 7.26 0.00 0.37 0.02 0.08 92.27 14:20:01 2 7.85 0.00 0.46 0.04 0.08 91.57 14:20:01 3 7.57 0.00 0.45 0.01 0.08 91.89 14:30:26 all 14.21 0.00 0.61 0.04 0.08 85.06 14:30:26 0 13.92 0.00 0.60 0.04 0.08 85.36 14:30:26 1 14.91 0.00 0.61 0.02 0.09 84.38 14:30:26 2 14.22 0.00 0.64 0.06 0.08 84.99 14:30:26 3 13.79 0.00 0.60 0.03 0.09 85.49 14:30:26 CPU %user %nice %system %iowait %steal %idle 14:40:17 all 9.14 0.00 0.49 0.02 0.09 90.27 14:40:17 0 9.24 0.00 0.53 0.02 0.09 90.13 14:40:17 1 9.16 0.00 0.51 0.00 0.09 90.24 14:40:17 2 9.07 0.00 0.57 0.01 0.09 90.25 14:40:17 3 9.08 0.00 0.36 0.05 0.07 90.45 Average: all 20.12 0.00 0.83 2.00 0.09 76.95 Average: 0 19.97 0.00 0.85 1.57 0.09 77.52 Average: 1 20.49 0.00 0.84 1.45 0.10 77.12 Average: 2 19.83 0.00 0.85 2.81 0.09 76.42 Average: 3 20.20 0.00 0.79 2.19 0.09 76.72